Check past event history from a Slack question
Ask whether an event already happened and get matching historical CoinMarketCal listings in the report.
Trigger
Channel Message Received
Triggered when a message is posted in a Slack channel (public, private, or multi-party IM). Does NOT match direct messages.
Action
List Cryptocurrency Events
Tool to retrieve list of cryptocurrency events. Use when you need to fetch upcoming or past crypto events filtered by date range, coins, categories, or other criteria. Note: Cannot retrieve events before 25/11/2017. The can_occur_before field is important as some events may happen before their stated date.
Why this helps
Founders can lose time rechecking old announcements when nobody knows whether an event date is current or historical.
- Supports quick checks on event history for named coins.
- Uses a date range to keep historical results relevant.
- Helps distinguish old event mentions from upcoming research.
Setup
Build it in a few focused steps.
- 1Connect Slack and CoinMarketCal to Notis once through the portal.
- 2Create the automation in the portal or ask Notis conversationally.
- 3Write one instruction asking Notis to search CoinMarketCal for the named past event and coin within the date range stated in the Slack message.
- 4Choose the Slack channel message trigger, set a report channel, and test with a real historical-event question.
Questions about this workflow
How far back can CoinMarketCal search?
CoinMarketCal cannot retrieve events before November 25, 2017.
Will it prove the event occurred?
It reports matching calendar listings and dates; review the event details and sources before treating them as confirmation.
When this happens · Trigger
Do this · Action
Supported Triggers and Actions
Notis builds workflows that link Slack to Coinmarketcal. A trigger fires from one place; an action lands in another.
Slack triggers
Coinmarketcal actions
Recurring trigger
Notis starts this workflow on a schedule, such as daily, weekly, or during business hours.
List Coins
Tool to retrieve list of all available coins/cryptocurrencies in CoinMarketCal database. Use when you need to fetch coin information including IDs, names, symbols, and event counts.
Webhook trigger
Notis starts this workflow when an external tool or custom backend sends an HTTP request.
List Event Categories
Tool to list all event categories. Use when you need to fetch available event categories.
New Channel Created Trigger
Triggered when a new channel is created in Slack.
List Cryptocurrency Events
Tool to retrieve list of cryptocurrency events. Use when you need to fetch upcoming or past crypto events filtered by date range, coins, categories, or other criteria. Note: Cannot retrieve events before 25/11/2017. The can_occur_before field is important as some events may happen before their stated date.
Channel Message Received
Triggered when a message is posted in a Slack channel (public, private, or multi-party IM). Does NOT match direct messages.
Direct Message Received
Triggered when a new direct message (DM) is sent to a user in Slack. Catches all DMs across all DM channels.
Message Reaction Added
Triggered when a reaction is added to a message in Slack. Supports optional filtering by channel and emoji name.
Message Reaction Removed
Triggered when a reaction is removed from a message in Slack. Supports optional filtering by channel and emoji name.
Reaction Added Trigger
DEPRECATED: use `SLACK_MESSAGE_REACTION_ADDED` instead. Triggered when a reaction is added to a message in Slack.
Connect any two apps with Notis in the middle.
Slack and Coinmarketcal, or any other combination from 1,000+ integrations.
When this happens · Trigger
Do this · Action
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